Equipment information:

Machines of Class 11 have a cylinder bed and drop feed and
are designed for stitching heavy tubular shaped articles in
cloth or leather. These machines are used in the manufacture
of mail bags, coal bags, nose bags, ore bags, military
boots, carriage dashes and a great variety of similar
articles. They have one needle and an oscillating shuttle
and make the lock stitch.
Machine No. 11-8 has a reversible feed up or off the arm and
is designed for work in cloth.
Machine No. 11-11 feeds across the arm and is used for work
in leather.
Machine No. 11-12 feeds across the arm and is intended for
work in cloth.
Machine No. 11-13 feeds up the arm and is designed for work
in leather.
Machine No. 11-14 feeds up the arm and is designed for work
in cloth.
Machines No. 11-15 and 11-22 feed across the arm and are
designed for use in the manufacture of carriage dashes and
similar articles in leather.
Machines Nos. 11-16 and 11-26 each have* a vibrating needle.
They are intended for overseaming long boot legs or other
tubular shaped articles while feeding up the arm, and are
used for straight stitching while feeding across the arm.
Machine No. 11-17 feeds up or across the arm and is designed
for stitching military boot legs and other tubular shaped
articles.
Machine No. 11-18 feeds across the arm and has alternating
pressers and is used for work in leather.
Machine No. 11-19 feeds across the arm and has a vibrating
presser and is used for work in leather.
Machine No. 11-20 feeds across the arm and is designed for
quilting bed covers, binding, etc., and is useful for other
work in cloth.
Machine No. 11-21 feeds up the arm and is used for work in
cloth or leather.
Machine No. 11-23 feeds up the arm and is designed for
stitching fine boot legs and other tubular shaped articles
in light and medium weight leather.
Machines Nos. 11-24 and 11-25 each have a vibrating needle
and are especially designed for making eyelets or grommet
holes in sails, tents, canvas bags, tarpaulins, etc. These
machines can also be used for straight stitching across the arm.